Viewing archive of Wednesday, 17 April 2024 - Sunspot regions
Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
| Sunspot number | New regions | Background flux | Maximum flux | C | M |
|---|---|---|---|---|---|
| 199 23 | 2 1 | C1.99 | M1.64 | 12 | 1 |
Sunspot regions
Region 13633 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 80 | CSO | S09W79 | |
|
||||
Region 13634 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 -1 | 290 -20 | EKI | N26W70 | |
|
||||
Region 13635 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 10 | AXX | N22W42 | |
|
||||
Region 13636 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 1 | 70 -20 | CSO | S20W06 | |
|
||||
Region 13637 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 2 | 20 | CRO | S13E13 | |
|
||||
Solar flares on this day | ||||
| C8.6 | ||||
Region 13638 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 -3 | 30 -50 | CRI | S17E18 | |
|
||||
Solar flares on this day | ||||
| C5.2 C7.7 | ||||
Region 13639 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 16 -3 | 320 10 | EKI | N29E22 | |
|
||||
Solar flares on this day | ||||
| C8.0 C3.6 C4.3 C3.6 | ||||
Region 13641 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -3 | 60 -50 | DAO | N12W28 | |
|
||||
Solar flares on this day | ||||
| C2.8 | ||||
Region 13642 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 10 | BXO | N18W39 | |
|
||||
Region 13643 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 20 14 | 130 30 | FAI | S13E34 | |
|
||||
Solar flares on this day | ||||
| C3.4 C8.8 M1.6 | ||||
Region 13644 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 80 | DSO | N12E58 | |
|
||||
Region 13645 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 | 30 | CAI | S10E24 | |
|
||||
Region 13646 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 30 | CSO | N21E59 | |
|
||||
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| Last M-flare | 2026/01/21 | M3.4 |
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| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
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| January 2026 | 119.1 -4.9 |
| Last 30 days | 122.3 +12.7 |